Tonight @ 8 – archive main list by year
5 July 2021 – Assessing your station against ICNIRP EMF levels, by RSGB EMC Chair John Rogers, M0JAV
John’s presentation Ofcom is implementing changes to all transmitting licences to require licensees to comply with ICNIRP general public limits on EMF exposure. This will include previously licence exempt users who transmit at powers of more than 10W EIRP. John introduces the work of the RSGB and ARRL experts in assessment of exposure to EM […]
7 June 2021 – The Sherwood Ratings: Transceiver Performance for the HF DX & Contest Operator by Rob Sherwood, NC0B
Rob’s presentation Rob Sherwood’s name has become something of a standard in the radio amateur equipment world as a trusted comparison guide to the technical performance of a wide range of transceivers. This presentation will explain the process that Sherwood Engineering go through to produce detailed performance figures for a wide range of transceivers. Rob […]
17 May 2021 – Discover more about amateur radio direction finding by ARDF Chair Bob Titterington, G3ORY
Bob’s presentation Bob takes a look at Amateur Radio Direction Finding (ARDF) from its start in the UK prior to World War II to the situation in 2021 where there is a worldwide structure, competition format and rules. It covers the legal impediments to running DF hunts using cars, the frequencies, competition formats and the […]
12 April 2021 – Introduction to VNAs and the NanoVNA by Alan Wolke, W2AEW
This video begins with a short presentation in memory of HRH The Prince Philip who died on 9 April 2021 Alan’s presentation Alan gives an introduction to what a VNA is, the fundamentals of VNA operation and terminology, and what it’s good for. He then goes into the NanoVNA specifically—a bit about the design, calibration, […]
1 March 2021 – Using propagation prediction tools by RSGB PSC Chair Steve Nichols, G0KYA
Steve’s presentation Steve, G0KYA looks at the new tools available like Predtest, Proppy and Propquest and how we can use these. He also covers how they assist in preparing the propagation reports in RadCom and general. About Steve Steve Nichols, G0KYA is the Chair of the RSGB’s Propagation Studies Committee. He has been licensed since […]
1 February 2021 – Starting out on the microwave bands by Neil Underwood, G4LDR
Neil’s presentation Starting Out on the Microwave Bands provides basic information needed to understand the microwave bands and how to become operational on them. Topics covered include: What are the microwave bands? Propagation properties and microwave beacons What classes of licence can use which microwave bands? Equipment requirements including antennas and transverters Examples of typical […]
